If I had known they were going to do this, I would have become a shoemaker.

Anyone can repeat a technical explanation they read in a text-book or blog post.

There are two different conceptions about the nature of the universe: (1) the world as a unity dependent on humanity; (2) the world as a reality independent of the human factor.

I do know that kind fate allowed me to find a couple of nice ideas after many years of feverish labor.

The monotony and solitude of a quiet life stimulates the creative mind.

This crippling of individuals I consider the worst evil of capitalism. Our whole educational system suffers from this evil. An exaggerated competitive attitude is inculcated into the student, who is trained to worship acquisitive success as a preparation for his future.

The devil has put a penalty on all things we enjoy in life. Either we suffer in our health, or we suffer in our soul, or we get fat.